3M 7000 Series Full Facepiece Respirators (Medium),3M,28754" /> Durable, elastomeric facepieces are designed for a wide range of applications. Full facepiece is made of silicone and features a double-flap faceseal and (6) easy-adjusting straps. Facepiece is soft and pliable with a scratch-resistant lens, which provides the wearer an unobstructed view. Extra-large inhalation and exhalation valves help make breathing easier. Soft, double-flap faceseal of easy-to-clean, hypoallergenic silicone Standard nose cup, speaking diaphragm and a scratch-resistant polycarbonate lens